2x Tenda PH3 Gigabit powerline adapters.They are ethernet cable connected i.e. they donot have a Wi-Fi Hotspot function. Rated at 1000AV (Gigabit). Then take the other adapter to the room you require, plug it into a wall socket (not extension lead) and connect it to the LAN socket of the device (Smart TV, TV box, PC, console etc) using another ethernet cable.
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WiFi 6 900Mbps Bluetooth 5.3 WiFi USB Adapter Wireless Network Card 2.4G&5GHz WiFi Network Wireless Wlan Receiver DRIVER FREE
Aliexpress UK
Ubiquiti UACC-POE+-2.5G Universal PoE+ Injector 30W | PCBoost. Ubiquiti UACC-POE+-2.5G Universal PoE+ Injector. Ubiquiti UACC-POE+-2.5G PoE+ Injector. Power your network devices efficiently with theUbiquiti UACC-POE+-2.5G PoE+ injector.
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Wired USB 3.0 To Rj45 Lan Ethernet Adapter 100Mbps Usb3.0 Gigabit Ethernet Network Cable for Xiaomi MiBox Windows10 Network Card
Aliexpress UK
Besides, any changes made to the Wi-Fi settings of any unit will be automatically applied across the entire Powerline network. Extend Wired and Wireless Network to Any Room Using Existing Electrical System.
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5400Mbps Network Card USB 3.0 WiFi 6E Network Adapter 2.4G/5G/6G Tri-Band WiFi Dongle Wi-Fi Receiver For Win 10/11 Driver Free
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Model: US1GC30W. Make: StarTech.
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WIFI 6 Network Signal Reception Mini Driver-free Wi-Fi Adapter for PC Deskop Computer 2.4G Network Card USB Plug and Play
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（Note: Do not connect the optical modem directly for use! (NOTE: USB powered, cannot be used without connection). 1x 1 to 4 Ethernet Splitter Adapter. Network cable interface compatibility: Cat 7 Cat6 Cat5 Cat5e.
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USB 3.0 To Rj45 Lan Ethernet Wired Adapter 10/100Mbps Network Cable for PC Macbook Laptop Windows10 USB3.0 To Rj45 Network Card
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Für Fire TV Stick 4K USB auf Ethernet Netzwerkadapter mit USB Netzteil Kabel. Verbinden Sie Ihren Micro USB TV mit Ethernet für einen schnelleren, stabileren Zugang zum Internet. 1 x Ethernet Adapter.
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FENVI Gigabit USB 3.0 To RJ45 Wired Network Card Lan Ethernet Adapter 10/100/1000Mbps RTL8153 Network Card for PC Laptop Win10
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【ETHERNET SPLITTER】Gigabit Ethernet Splitter 1 in 2 provides you with an efficient network expansion solution. Power connection required. 【UNIVERSAL COMPATIBILITY】Whether you are using Cat 5, 5e, 6, 7 or 8 Ethernet cables, this rj45 splitter 1 to 2 can handle it easily.
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WIFI 6 Adapter AX286 Network Card Mini USB 2.4Ghz 802.11AX Wireless Network Card PC Laptop Win 10/11 No Driver Required 286M
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Connect the print server to the printers USB port using a USB cable, then connect it to the rest of the network using an RJ-45 network cable. After the connection is successful, you can open the printer.
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150Mbps Wireless Network Card Mini USB Wifi Adapter Desktop Laptop Wireless Network Card Receiver MTK7601/RTL8188
Aliexpress UK